All of the following bases are found in RNA molecules EXCEPT
A. adenine.
B. thymine.
C. uracil.
D. cytosine.
E. guanine.
Answer: B
Biology & Microbiology
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A) Large intestine B) Stomach C) Esophageal cancer D) Appendix E) Mouth F) Salivary glands G) Rectum H) Cirrhosis I) Gallbladder J) Small intestine
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Approximately _____ percent of the Earth’s water is salt water
a. 3 b. 50 c. 65 d. 98
Biology & Microbiology
The elimination of resident bacterial populations is
a. beneficial to animals. b. beneficial to opportunistic pathogens. c. difficult because they are resistant to antibiotics. d. unlikely because of their large numbers. e. all of these.
Biology & Microbiology
Fertilization produces
A. eggs. B. zygotes. C. haploid cells. D. gametes.
Biology & Microbiology